A chi-square statistic computed for a hypothesis test is Χ 2 = 10. If the sample size is n = 100, then the effect size using Cohen’s w is _____.   a. 0.32.   b. 0.23.   c. 0.10.   d. 0.18.

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Q: For a two-tailed test, a sample size of 21 at 80% confidence, t= 1.323 2.539 1.325 2.528

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Q: QUESTION 26 A independent sample t-test with a df = 15 resulted in an observed (Be sure to round…

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A: x1¯=16,x2¯=18 s1=∑i=1n1 xi-x1¯2n1-1=2.64575

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